Home / 1,510,731.54-2,266,159.85-445,773.58

Finding the Fourth Proportional to 1,510,731.54, 2,266,159.85 and 445,773.58

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Solution

The fourth proportional to 1,510,731.54, 2,266,159.85 and 445,773.58 is: 668,678.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,510,731.54 : 2,266,159.85 = 445,773.58 : x
  2. Step 2: Convert to fraction form
    1,510,731.54/2,266,159.85 = 445,773.58/x
  3. Step 3: Cross multiply
    1,510,731.54x = 2,266,159.85 × 445,773.58
  4. Step 4: Simplify right side
    1,510,731.54x = 1,010,194,182,964.15
  5. Step 5: Solve for x
    x = 1,010,194,182,964.15/1,510,731.54
  6. Step 6: Final answer
    x = 668,678.82

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.